HV Power Plant Fitter

Transport for London; Greater London; On-site; GBP 60,000 - 73,000; Full time

Job summary

Transport for London is seeking an HV Power Plant Fitter to maintain, service, and repair substation equipment across London Underground's HV power network. The role combines electrical and mechanical duties to ensure safe, reliable power supplies to the railway system.

Based at the Tufnell Park HV Power Depot, the role offers a permanent contract with London Underground. Candidates will work across high voltage systems and essential power infrastructure.

Qualifications

• Undertaking maintenance, servicing, breakdown and fault repair of HV/LV substation plant and equipment.
• Diagnose electrical and mechanical faults on substation plant and wiring.
• Apply technical manuals, diagrams and drawings to plant and systems.

Responsibilities

• Maintain, service, repair, disassemble and re-build substation plant including HV, LV, DC switchgear and transformers.
• Diagnose faults on substation plant and control systems.
• Challenge and follow safety and operational criteria to ensure continuous power supply.

Skills

Electrical maintenance

Mechanical maintenance

Fault diagnosis

Job description

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Location: Tufnell Park HV Power Depot, London Underground Ltd

Company: TfL, GLA or OPDC

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Key Information

Job title– HV Power Plant Fitter

Grade– P3A1

Salary- £66,370.00

Location – Tufnell Park HV Power Depot

Contract Type – Permanent- London Underground.

Overview of project/role

This role is responsible for undertaking maintenance, servicing, breakdown and fault repair of all Substation plant and equipment across the whole of London Underground's HV Power Distribution Network.

To ensure that the assets are maintained in accordance with set specifications to meet safety and operational criteria in order to provide an efficient and continuous power supplies to the London Underground railway system.

The HV Power Plant Fitter role is an equal split of electrical and mechanical disciplines.

Key Accountabilities

• Maintain, service, repair, disassemble & re-build and re-calibrate all substation plant, including High Voltage, Low Voltage and DC switchgear, Signalling systems, Frequency Changers, batteries & chargers, Rectifiers, Transformers, rotating plant, Power Quality equipment including SVCs and Harmonic filters, Off Line Battery Inverters (OLBI) and all other substation equipment.
• Diagnose and eliminate electrical and mechanical faults on all substation plant, wiring and control.
• Use and apply the content of technical documents, manuals, diagrams, drawings to plant and systems.
• To act as Site Person in Charge (SPIC} as required for both HV Power and 3rd party works.
• To declare substation plant fit/ unfit for service. Follow the instructions of others when switching plant equipment on or off.
• Undertake advanced condition monitoring techniques, thermal imaging, trip profiling, DC DAOL testing, Ductoring, IR testing etc.
• Undertake lifting, slinging and rigging lifting operation of heavy plant & equipment.
• To prepare and submit reports on faults and plant breakdowns attended.
• The job holder is required to drive company vehicles, clean them and carry out vehicle checks as required.

Skills, Knowledge & Experience

Skills